tag:blogger.com,1999:blog-9071048343455395511.post544254467173449199..comments2024-03-16T16:06:49.744+00:00Comments on Roger G3XBM's (Mainly) Amateur Radio Blog: Hum fixed on the 28MHz WISPY WSPR RXRoger G3XBMhttp://www.blogger.com/profile/13673890140751539870noreply@blogger.comBlogger5125tag:blogger.com,1999:blog-9071048343455395511.post-56287832980200271742012-09-01T08:54:18.039+01:002012-09-01T08:54:18.039+01:00Hi, good work, really enjoying reading your blog. ...Hi, good work, really enjoying reading your blog. Polyakov is so ingenious in his designs. This mixer is LO drive sensitive. The optimum is drive that achieves 50% duty cycle for the mixer diodes. Best wishes, WillAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-9071048343455395511.post-71054385711322899862012-08-29T11:29:14.251+01:002012-08-29T11:29:14.251+01:00Arnaldo - was that little girl in the picture on t...Arnaldo - was that little girl in the picture on the key(cw) when you took that pic?!!Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-9071048343455395511.post-38158520148674711162012-08-26T16:07:55.631+01:002012-08-26T16:07:55.631+01:00Congrats, a job well done.
Can you show a picture ...Congrats, a job well done.<br />Can you show a picture of the rig with higher resolution ?<br />73 Ron<br />PA2RFAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-9071048343455395511.post-17959589703011044872012-08-26T15:14:01.295+01:002012-08-26T15:14:01.295+01:00From Arnie Coro CO2KK
request for more info on you...From Arnie Coro CO2KK<br />request for more info on your<br />direct conversion receiverArnaldo Corohttps://www.blogger.com/profile/17058119996988336016noreply@blogger.comtag:blogger.com,1999:blog-9071048343455395511.post-23316790998636864592012-08-26T15:12:09.553+01:002012-08-26T15:12:09.553+01:00Seems like a very nice circuit for a low cost 40 m...Seems like a very nice circuit for a low cost 40 meters band receiver...<br />Do you have at hand a circuit diagram that can be seen better than the one<br />published , because it is blurred .<br />TNX<br />Arnie Coro <br />CO2KKArnaldo Corohttps://www.blogger.com/profile/17058119996988336016noreply@blogger.com